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No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
Application Number Application Number Filing Date Filing Date
Inventor Inventor Assignee Assignee IPC IPC
1 US202026022A1
Lens Device
Publication/Patent Number: US202026022A1 Publication Date: 2020-01-23 Application Number: 20/191,642 Filing Date: 2019-06-03 Inventor: Lin, Guo-quan   Assignee: Asia optical co inc   SINTAI OPTICAL (SHENZHEN) CO., LTD.   IPC: G02B7/02 Abstract: A lens device includes a lens barrel and a plurality of lenses, wherein the lens closest to the objective side is a first lens. The first lens includes a first optical effective portion and a first peripheral portion. The first optical effective portion includes a first surface, an extending surface extending along the optical axis and a second surface connected to the extending surface, the first peripheral portion surrounds the first surface, and a height difference is formed between the first optical effective portion and the first peripheral portion. A junction of the extending surface and an objective-side surface of the first peripheral portion is not in contact with the lens barrel, and a contact surface of the first peripheral portion contacting the lens barrel is not perpendicular to the optical axis.
2 US10698177B2
Lens assembly
Publication/Patent Number: US10698177B2 Publication Date: 2020-06-30 Application Number: 16/005,703 Filing Date: 2018-06-12 Inventor: Liang, Yuan Fan   Assignee: SINTAI OPTICAL (SHENZHEN) CO., LTD.   Asia optical co inc   IPC: G02B9/60 Abstract: A lens assembly includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens arranged along an optical axis in order from an object side to an image side. The first lens is a meniscus lens with positive refractive power, and an object-side surface of the first lens is convex. The second lens is a lens with positive refractive power, and an object-side surface of the second lens is convex. The third lens is a lens with negative refractive power, and an object-side surface and an image-side surface of the third lens are concave. The fourth lens is a meniscus lens with negative refractive power. The fifth lens is a lens with positive refractive power, and an object-side surface of the fifth lens is convex.
3 US10656384B2
Wide-angle lens assembly
Publication/Patent Number: US10656384B2 Publication Date: 2020-05-19 Application Number: 15/869,315 Filing Date: 2018-01-12 Inventor: Chen, Chien-hung   Chang, Hsi-ling   Liang, Yuan-fan   Assignee: SINTAI OPTICAL (SHENZHEN) CO., LTD.   Asia optical co inc   IPC: G02B3/02 Abstract: A wide-angle lens assembly includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. The first lens is with refractive power. The second lens includes a convex surface facing the object side. The third lens is with positive refractive power and includes a convex surface facing the image side. The fourth lens is with refractive power. The fifth lens includes a concave surface facing the object side. The sixth lens includes a concave surface facing the image side. The wide-angle lens assembly satisfies: 0.62<(R41−R42)/(R41+R42)<5.60, wherein R41 is a radius of curvature of an object side surface of the fourth lens and R42 is a radius of curvature of an image side surface of the fourth lens.
4 US2020182612A1
Range Finder
Publication/Patent Number: US2020182612A1 Publication Date: 2020-06-11 Application Number: 16/684,628 Filing Date: 2019-11-15 Inventor: Lu, Xin-xin   Liu, Hua-tang   Luo, Sheng   Lu, Han   Song, Peng-fei   Assignee: Sintai Optical (Shenzhen) Co., Ltd.   Asia optical co inc   IPC: G01C3/08 Abstract: A range finder includes an image capturing module, a transceiver module, a switching module, an output device and a processing unit. The image capturing module is configured to receive a first light beam emitted by an object. The transceiver module is configured to emit a second light beam to the object and receive the second light beam reflected by the object for obtaining a distance between the range finder and the object. The switching module is configured to output an electrical signal corresponding to a selected operating mode selected from a plurality of operating modes. The output device is configured to show the selected operating mode corresponding to the electrical signal. The processing unit is connected to the image capturing module, the transceiver module and the output device for receiving the electrical signal and controlling the image capturing module, the transceiver module and the output device.
5 EP3200476B1
HEADPHONE
Publication/Patent Number: EP3200476B1 Publication Date: 2020-01-15 Application Number: 16194773.4 Filing Date: 2016-10-20 Inventor: Imai, Naofumi   Karasawa, Takayuki   Takahashi, Tomoya   Assignee: Sintai Optical (Shenzhen) Co., Ltd.   Asia optical co inc   IPC: H04R1/10
6 US10578400B2
Sight
Publication/Patent Number: US10578400B2 Publication Date: 2020-03-03 Application Number: 16/200,738 Filing Date: 2018-11-27 Inventor: Cheng, Sung-po   Lin, Chin-teng   Chang, Chia-kan   Liang, Shang-yung   Assignee: SINTAI OPTICAL (SHENZHEN) CO., LTD.   Asia optical co inc   IPC: F41G1/34 Abstract: A sight includes a main body, an objective unit, an eyepiece unit, an inner lens barrel, an adjusting ring and an indicating structure. The main body has a first end portion and a second end portion. The objective unit is connected to the first end portion. The eyepiece unit is connected to the second end portion. The inner lens barrel is disposed in the main body, wherein the objective unit, the inner lens barrel and the eyepiece unit are sequentially arranged to form an optical axis. The adjusting ring is rotatably disposed on the main body. The indicating structure is disposed on the adjusting ring and includes an illuminating element and an optical transmitting element. When the sight is connected to an electronic device, the illuminating element emits a light beam, and the light beam passes through the optical transmitting element for generating an indicating sign.
7 USD872160S1
Camcorder
Publication/Patent Number: USD872160S1 Publication Date: 2020-01-07 Application Number: 29/653,807 Filing Date: 2018-06-19 Inventor: Li, Gui-feng   Assignee: SINTAI OPTICAL (SHENZHEN) CO., LTD.   Asia optical co inc   IPC:
8 US10634984B2
Projection device
Publication/Patent Number: US10634984B2 Publication Date: 2020-04-28 Application Number: 16/285,315 Filing Date: 2019-02-26 Inventor: Chen, Ya-ling   Assignee: SINTAI OPTICAL (SHENZHEN) CO., LTD.   Asia optical co inc   IPC: G03B21/14 Abstract: An optical module includes an illuminating unit, an imaging unit and a projection lens. The illuminating unit includes a light source, a first collimating lens, a splitter, a microlens array and a first lens and is configured to generate a light beam. The imaging unit includes a first prism, a second prism and a display component and is configured to cover the light beam to image light containing image information. The projection lens includes a plurality of lenses and is configured to project the image light. A first axis sequentially passes through the light source, the first collimating lens, the splitter, the microlens array, the first lens, the first prism, the second prism and the lenses. The invention also provides a projection device including the optical module, a first holder and a second holder.
9 US2020241248A1
Lens Assembly
Publication/Patent Number: US2020241248A1 Publication Date: 2020-07-30 Application Number: 16/706,909 Filing Date: 2019-12-09 Inventor: Chen, Po-yu   Assignee: Sintai Optical (Shenzhen) Co., Ltd.   Asia optical co inc   IPC: G02B13/00 Abstract: A lens assembly includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens, all of which are arranged in order from an object side to an image side along an optical axis. The first lens is with negative refractive power and includes a convex surface facing the object side. The second lens is with negative refractive power. The third lens is with positive refractive power. The fourth lens is with positive refractive power. The fifth lens is with positive refractive power. The sixth lens is with negative refractive power. The seventh lens is with positive refractive power and includes a convex surface facing the object side. The second lens and the third lens are cemented.
10 US10684098B2
Sight and adjusting mechanism thereof
Publication/Patent Number: US10684098B2 Publication Date: 2020-06-16 Application Number: 16/170,095 Filing Date: 2018-10-25 Inventor: Tang, Chia-chi   Assignee: SINTAI OPTICAL (SHENZHEN) CO., LTD.   Asia optical co inc   IPC: F41G1/38 Abstract: A sight includes an adjusting mechanism including a fixing unit, a cover and an switching unit. The cover includes a groove. The switching unit is disposed on the fixing unit and includes a guiding member and a rotatable disc, wherein the guiding member includes a first end and a second end, the rotatable disc includes a surface, the surface has a first portion and a second portion, the first end faces the groove, and the second end faces the surface. The first end is outside the groove when the second end is placed against the second portion. The first end is inside the groove when the second end is placed against the first portion so that rotation of the cover is constrained.
11 US10551597B2
Telephoto lens assembly
Publication/Patent Number: US10551597B2 Publication Date: 2020-02-04 Application Number: 15/854,959 Filing Date: 2017-12-27 Inventor: Yeh, Ching-chung   Assignee: SINTAI OPTICAL (SHENZHEN) CO., LTD.   Asia optical co inc   IPC: G02B3/02 Abstract: A telephoto lens assembly comprises sequentially from an object side to an image side along an optical axis a first lens, a second lens, a stop, a third lens, a fourth lens, a fifth lens and a sixth lens. The first lens has negative refractive power and includes a convex surface facing the object side. The second lens has negative refractive power and includes a convex surface facing the image side. The third lens has positive refractive power. The fourth lens has refractive power. The fifth lens has refractive power. The sixth lens has positive refractive power. The fourth lens and the fifth lens are cemented.
12 US2020183131A1
Lens Assembly
Publication/Patent Number: US2020183131A1 Publication Date: 2020-06-11 Application Number: 16/664,998 Filing Date: 2019-10-28 Inventor: Chang, Hsi-ling   Wu, Guo-yang   Assignee: Sintai Optical (Shenzhen) Co., Ltd.   Asia optical co inc   IPC: G02B13/00 Abstract: A lens assembly includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens. The first lens is with positive refractive power and includes a convex surface facing an object side and a concave surface facing an image side. The second lens is with positive refractive power. The third lens is with negative refractive power and includes a convex surface facing the object side. The fourth lens is with negative refractive power and includes a concave surface facing the object side. The fifth lens is with positive refractive power and includes a convex surface facing the image side.
13 US2020026022A1
Lens Device
Publication/Patent Number: US2020026022A1 Publication Date: 2020-01-23 Application Number: 16/429,289 Filing Date: 2019-06-03 Inventor: Lin, Guo-quan   Assignee: Sintai Optical (Shenzhen) Co., Ltd.   Asia optical co inc   IPC: G02B7/02 Abstract: A lens device includes a lens barrel and a plurality of lenses, wherein the lens closest to the objective side is a first lens. The first lens includes a first optical effective portion and a first peripheral portion. The first optical effective portion includes a first surface, an extending surface extending along the optical axis and a second surface connected to the extending surface, the first peripheral portion surrounds the first surface, and a height difference is formed between the first optical effective portion and the first peripheral portion. A junction of the extending surface and an objective-side surface of the first peripheral portion is not in contact with the lens barrel, and a contact surface of the first peripheral portion contacting the lens barrel is not perpendicular to the optical axis.
14 US2020301111A1
Lens Assembly
Publication/Patent Number: US2020301111A1 Publication Date: 2020-09-24 Application Number: 16/820,772 Filing Date: 2020-03-17 Inventor: Chen, Yuan-chen   Assignee: Sintai Optical (Shenzhen) Co., Ltd.   Asia optical co inc   IPC: G02B13/00 Abstract: A lens assembly includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens, all of which are arranged in order from an object side to an image side along an optical axis. The first lens is with negative refractive power. The second lens is a meniscus lens and includes a convex surface facing the object side and a concave surface facing the image side. The third lens includes a concave surface facing the object side. The fourth lens is with positive refractive power and includes a convex surface facing the object side. The fifth lens includes a convex surface facing the image side. The sixth lens is with negative refractive power. The seventh lens is with positive refractive power and includes a convex surface facing the object side. The fifth lens and the sixth lens are cemented.
15 US10788288B2
Sight and compensating mechanism thereof
Publication/Patent Number: US10788288B2 Publication Date: 2020-09-29 Application Number: 16/365,924 Filing Date: 2019-03-27 Inventor: Lin, Yung-chin   Tu, Hao   Cheng, Sung-po   Assignee: SINTAI OPTICAL (SHENZHEN) CO., LTD.   Asia optical co inc   IPC: F41G1/38 Abstract: A compensating mechanism includes a base, an adjusting unit, an adjusting cap and a stop unit. The adjusting unit is disposed on the base. The adjusting cap is configured to move the adjusting unit with respect to the base so as to form a first circumferential movement range. The stop unit includes a sliding element and a limiting element, wherein the limiting element includes a movement region, and the adjusting cap is configured to move the sliding element along the movement region so as to form a second circumferential movement range. A sum of a first central angle corresponding to the first circumferential movement range and a second central angle corresponding to the second circumferential movement range is a fixed value. A sight is provided to include a main body, an objective unit, an ocular unit, an inner lens barrel and the compensating mechanism.
16 US10782503B2
Lens assembly
Publication/Patent Number: US10782503B2 Publication Date: 2020-09-22 Application Number: 15/859,842 Filing Date: 2018-01-02 Inventor: Shih, Po-yuan   Chen, Bo-yan   Chang, Hsi-ling   Assignee: SINTAI OPTICAL (SHENZHEN) CO., LTD.   Asia optical co inc   IPC: G02B13/00 Abstract: A lens assembly includes a first lens, a second lens, a third lens, and a fourth lens, wherein the first lens, the second lens, the third lens, and the fourth lens are arranged in order from an object side to an image side along an optical axis. The first lens is with positive refractive power and includes a convex surface facing the object side. The second lens is with negative refractive power and includes a concave surface facing the image side. The third lens is with refractive power and includes a convex surface facing the image side. The fourth lens is with refractive power. The lens assembly satisfies: FOV≤56°, wherein FOV is a field of view of the lens assembly.
17 US10704903B2
Binocular capable of measuring distance and prism and light transmitter module thereof
Publication/Patent Number: US10704903B2 Publication Date: 2020-07-07 Application Number: 15/686,298 Filing Date: 2017-08-25 Inventor: Chen, Yue-ye   Liu, Hua-tang   Gao, Zhi-wei   Luo, Sheng   Chen, Jian-mei   Zhou, Ming   Qiu, Ke-yu   Cao, Jia-jun   Zhao, Lian   Wei, Jian   Feng, Jian-fei   Assignee: SINTAI OPTICAL (SHENZHEN) CO., LTD.   Asia optical co inc   IPC: G01C3/04 Abstract: A prism and light transmitter module includes a prism holder, a light transmitter, a prism module, a drive circuit board, a shield, and a fixing assembly. The light transmitter is configured to emit or receive a light beam along a light axis. The prism module includes an inclined plane and is disposed within the prism holder with the inclined plane exposed. The drive circuit board is disposed above the inclined plane, and intersects with the light axis at a first angle. The shield is disposed on the drive circuit board. The fixing assembly connects to the prism holder, is configured to fix the drive circuit board, and includes a hole through which the light transmitter is exposed. A binocular capable of measuring distance includes a first optical system and a second optical system. The first optical system or/and the second optical system include the prism and light transmitter module.
18 US2020124827A1
Lens Assembly
Publication/Patent Number: US2020124827A1 Publication Date: 2020-04-23 Application Number: 16/407,327 Filing Date: 2019-05-09 Inventor: Tseng, Ming-huang   Chang, Hsi-ling   Chen, Chien-hung   Assignee: Sintai Optical (Shenzhen) Co., Ltd.   Asia optical co inc   IPC: G02B13/00 Abstract: A lens assembly includes a first lens, a second lens, a third lens, a fourth lens and a fifth lens are arranged in order from an object side to an image side along an optical axis. The first lens has positive refractive power and includes a convex surface facing the object side and a concave surface facing the image side. The second lens has negative refractive power. The third lens has positive refractive power and includes a convex surface facing the object side. The fourth lens has positive refractive power. The fifth lens has negative refractive power and includes a concave surface facing the image side. The lens assembly satisfies
19 US2020081226A1
Wide-Angle Lens Assembly
Publication/Patent Number: US2020081226A1 Publication Date: 2020-03-12 Application Number: 16/513,001 Filing Date: 2019-07-16 Inventor: Lee, Tsan-haw   Assignee: Sintai Optical (Shenzhen) Co., Ltd.   Asia optical co inc   IPC: G02B13/00 Abstract: A wide-angle lens assembly comprises sequentially from an object side to an image side along an optical axis a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens, a seventh lens, an eighth lens, and a ninth lens. The first lens is a meniscus lens with refractive power. The second lens is a meniscus lens with refractive power. The third lens has refractive power and includes a concave surface facing the object side. The fourth lens has positive refractive power and includes a convex surface facing the image side. The fifth lens has refractive power. The sixth lens is a biconvex lens with positive refractive power. The seventh lens has refractive power. The eighth lens has positive refractive power. The ninth lens has positive refractive power.
20 US2020310075A1
Optical Module
Publication/Patent Number: US2020310075A1 Publication Date: 2020-10-01 Application Number: 16/789,485 Filing Date: 2020-02-13 Inventor: Yu, Chaeg-ran   Hsu, Chiao-sen   Lin, Keng-hui   Assignee: Sintai Optical (Shenzhen) Co., Ltd.   Asia optical co inc   IPC: G02B7/02 Abstract: An optical module includes a first bearer and a second bearer. The first bearer includes a first bearing portion and an inclined plane, the first bearing portion is configured to carry a first optical element, and the inclined plane is disposed on a peripheral edge of a first end surface of the first bearing portion. The second bearer includes a second bearing portion and a protruding portion, the second bearing portion is configured to carry a second optical element, a second end surface of the second bearing portion faces the first end surface, and the protruding portion extends from the second end surface to the first bearing portion and is configured to contact the inclined plane. When the protruding portion contacts the inclined plane, the inclined plane does not expose the protruding portion in a direction from the first bearing portion to the second bearing portion.